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-rw-r--r--src/decoder/faad_plugin.c33
1 files changed, 18 insertions, 15 deletions
diff --git a/src/decoder/faad_plugin.c b/src/decoder/faad_plugin.c
index 244eb5141..8c54f6dfe 100644
--- a/src/decoder/faad_plugin.c
+++ b/src/decoder/faad_plugin.c
@@ -143,8 +143,8 @@ adts_find_frame(struct faad_buffer *b)
return 0;
}
-static void
-adts_song_duration(struct faad_buffer *b, float *length)
+static float
+adts_song_duration(struct faad_buffer *b)
{
unsigned int frames, frame_length;
unsigned sample_rate = 0;
@@ -167,8 +167,10 @@ adts_song_duration(struct faad_buffer *b, float *length)
}
frames_per_second = (float)sample_rate / 1024.0;
- if (frames_per_second > 0)
- *length = (float)frames / frames_per_second;
+ if (frames_per_second <= 0)
+ return -1;
+
+ return (float)frames / frames_per_second;
}
static void
@@ -181,14 +183,12 @@ faad_buffer_init(struct faad_buffer *buffer, struct decoder *decoder,
buffer->is = is;
}
-static void
-faad_song_duration(struct faad_buffer *b, float *length)
+static float
+faad_song_duration(struct faad_buffer *b)
{
size_t fileread;
size_t tagsize;
- *length = -1;
-
fileread = b->is->size >= 0 ? b->is->size : 0;
faad_buffer_fill(b);
@@ -205,13 +205,15 @@ faad_song_duration(struct faad_buffer *b, float *length)
if (b->is->seekable && b->length >= 2 &&
(b->data[0] == 0xFF) && ((b->data[1] & 0xF6) == 0xF0)) {
- adts_song_duration(b, length);
+ float length = adts_song_duration(b);
input_stream_seek(b->is, tagsize, SEEK_SET);
b->length = 0;
b->consumed = 0;
faad_buffer_fill(b);
+
+ return length;
} else if (b->length >= 5 && memcmp(b->data, "ADIF", 4) == 0) {
unsigned bit_rate;
size_t skip_size = (b->data[4] & 0x80) ? 9 : 0;
@@ -220,7 +222,7 @@ faad_song_duration(struct faad_buffer *b, float *length)
if (8 + skip_size > b->length)
/* not enough data yet; skip parsing this
header */
- return;
+ return -1;
bit_rate = ((unsigned)(b->data[4 + skip_size] & 0x0F) << 19) |
((unsigned)b->data[5 + skip_size] << 11) |
@@ -228,10 +230,11 @@ faad_song_duration(struct faad_buffer *b, float *length)
((unsigned)b->data[7 + skip_size] & 0xE0);
if (fileread != 0 && bit_rate != 0)
- *length = fileread * 8.0 / bit_rate;
+ return fileread * 8.0 / bit_rate;
else
- *length = fileread;
- }
+ return fileread;
+ } else
+ return -1;
}
static float
@@ -258,7 +261,7 @@ faad_get_file_time_float(const char *file)
return -1;
faad_buffer_init(&buffer, NULL, &is);
- faad_song_duration(&buffer, &length);
+ length = faad_song_duration(&buffer);
if (length < 0) {
decoder = faacDecOpen();
@@ -326,7 +329,7 @@ faad_stream_decode(struct decoder *mpd_decoder, struct input_stream *is)
enum decoder_command cmd;
faad_buffer_init(&buffer, mpd_decoder, is);
- faad_song_duration(&buffer, &total_time);
+ total_time = faad_song_duration(&buffer);
decoder = faacDecOpen();